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34,045EventsUnited States2026
JUN 2026
20SAT
20
JUN
Backyard Ultra Fronteiros de Chaves
Regimento de Infantaria de Chaves, PT
SAT
20
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Backyard Ultra Fronteiros de Chaves
Saturday, June 20, 2026 · Regimento de Infantaria de Chaves, Portugal
Distances
7km
20km
40km
Start location
About this race
The Backyard Ultra Fronteiros de Chaves is an ultra running challenge at the Infantry Regiment's military compound, RI19. It's a test of endurance in a distinctive setting, demanding respect for its difficulty.